id	keyword
hungeobull-3019	ice
hungeobull-3019	loess
hungeobull-3019	events
hungeobull-3019	climate
hungeobull-3019	core
hungeobull-3019	heinrich
hungeobull-3019	sea
hungeobull-3019	deposits
hungeobull-3019	changes
hungeobull-3019	section
hungeobull-3019	north
hungeobull-3019	records